Title:
OPTICAL DEVICE FOR AUGMENTED REALITY HAVING EXTENDED EYEBOX
Document Type and Number:
WIPO Patent Application WO/2023/200123
Kind Code:
A1
Abstract:
The present invention provides an optical device for augmented reality, the optical device being characterized by comprising: a first optical means through which virtual video image light travels; a plurality of first optical elements which are buried in the first optical means and emit, toward an optical means, the virtual video image light traveling through the first optical means; a second optical means which transmits real object image light to the pupil of a user's eye and through which the virtual video image light emitted from the first optical element travels; and second optical elements which are buried in the second optical means and transmit, to the pupil of the user's eye, the virtual video image light traveling through the second optical means, wherein the plurality of first optical elements are disposed at intervals in a first direction inside the first optical means, the plurality of second optical elements are disposed at intervals in a second direction perpendicular to the first direction, and a virtual plane formed by the first direction and the second direction is a two-dimensional plane which can be observed from the user's pupil.
Inventors:
HA JEONG HUN (KR)
Application Number:
PCT/KR2023/003412
Publication Date:
October 19, 2023
Filing Date:
March 14, 2023
Export Citation:
Assignee:
LETINAR CO LTD (KR)
International Classes:
G02B27/01; G02B26/08
Foreign References:
| KR20220017455A | 2022-02-11 | |||
| KR20180106624A | 2018-10-01 | |||
| KR20210031240A | 2021-03-19 | |||
| KR20210053249A | 2021-05-11 | |||
| US20200183169A1 | 2020-06-11 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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